81557994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{102203}}^1$

素因数の和:102234

約数の個数: 32

約数和(自身を含む): 196231680

約数和(自身を除く): 114673686

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 102203, 204406, 306609, 613218, 715421, 1430842, 1941857, 2146263, 3883714, 4292526, 5825571, 11651142, 13592999, 27185998, 40778997, 81557994]

約数ペア:

[(1, 81557994), (2, 40778997), (3, 27185998), (6, 13592999), (7, 11651142), (14, 5825571), (19, 4292526), (21, 3883714), (38, 2146263), (42, 1941857), (57, 1430842), (114, 715421), (133, 613218), (266, 306609), (399, 204406), (798, 102203)]